MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, with numerous links hosted on 'cdn.shopify.com'. The ML classifier strongly indicated maliciousness. The embedded URL in the document body also points to the malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=gum+arabic+uses+pdf
- http://files.thepureprescription.com/uploads/1/3/1/8/131857465/6591216.pdf
- http://files.bamboogrove.net.au/uploads/1/3/0/7/130738714/jurirewid.pdf
- http://files.cnycatholiccalendar.com/uploads/1/3/2/6/132681634/varodefos_sasikokirase_gujofi.pdf
- http://files.egpscotland.org/uploads/1/3/1/4/131406149/dojubexofa.pdf
- http://files.lamsgolflinks.com/uploads/1/3/0/7/130739260/9123076.pdf
- https://cdn.shopify.com/s/files/1/0436/0713/0270/files/chester_county_property_records.pdf
- https://cdn.shopify.com/s/files/1/0428/8266/2553/files/geruwitinerujezejat.pdf
- https://cdn.shopify.com/s/files/1/0435/3350/0565/files/badugupobonot.pdf
- https://cdn.shopify.com/s/files/1/0430/4768/2201/files/terodosim.pdf
- https://cdn.shopify.com/s/files/1/0432/5664/3739/files/vikobawoj.pdf
- https://cdn.shopify.com/s/files/1/0428/9599/9129/files/category_theory_introduction.pdf
- https://cdn.shopify.com/s/files/1/0436/0817/8845/files/mopobodinobovabolarefax.pdf
- https://cdn.shopify.com/s/files/1/0430/5027/0869/files/11066289457.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/61282453026.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/24375498268.pdf
- https://cdn.shopify.com/s/files/1/0428/8937/9996/files/totimegil.pdf
- https://cdn.shopify.com/s/files/1/0432/6191/9390/files/63607216757.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008da3.bin342f8da451fd753210ba67a2b12240f6f21df5cf7a6609d6dbbd1129dbfd149b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DA3 | 5440 bytes |
font_01_sfnt_off0000a00a.binbee0313055c92c755af5edb70aaa3a20b61c73592d2c90fd6ca2a333899cf40e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA00A | 10144 bytes |
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